You will enjoy all-day wearing comfort, clearer voice transmission and superior sound quality without wires. The noise-canceling microphone of the Plantronics Voyager 510SL also features one-touch call answer/end, last number redial, voice-activated dialing, up to 6 hours talk time and up to 100 hours standby.

You will enjoy all-day wearing comfort, clearer voice transmission and superior sound quality without wires. The noise-canceling microphone of the Plantronics Voyager 510SL also features one-touch call answer/end, last number redial, voice-activated dialing, up to 6 hours talk time and up to 100 hours standby.